title: The cause of blepharospasm is unknown in most cases.
authors.forename: F
authors.initials: F
authors.lastname: Grandas
authors.forename: N
authors.initials: N
authors.lastname: Quinn
authors.forename: J
authors.initials: J
authors.lastname: Elston
authors.forename: C D
authors.initials: CD
authors.lastname: Marsden
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D001764:Blepharospasm / Q000150:complications*; D002648:Child; D005141:Eyelid Diseases / Q000150:complications*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009230:Myxedema / Q000150:complications*; D013959:Thyroid Diseases / Q000150:complications*